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175 lines
5.0 KiB
175 lines
5.0 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* cs_internal.h -- definitions internal to the PCMCIA core modules |
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* |
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* The initial developer of the original code is David A. Hinds |
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* <[email protected]>. Portions created by David A. Hinds |
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* are Copyright (C) 1999 David A. Hinds. All Rights Reserved. |
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* |
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* (C) 1999 David A. Hinds |
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* (C) 2003 - 2010 Dominik Brodowski |
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* |
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* This file contains definitions _only_ needed by the PCMCIA core modules. |
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* It must not be included by PCMCIA socket drivers or by PCMCIA device |
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* drivers. |
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*/ |
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#ifndef _LINUX_CS_INTERNAL_H |
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#define _LINUX_CS_INTERNAL_H |
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#include <linux/kref.h> |
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/* Flags in client state */ |
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#define CLIENT_WIN_REQ(i) (0x1<<(i)) |
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/* Flag to access all functions */ |
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#define BIND_FN_ALL 0xff |
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/* Each card function gets one of these guys */ |
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typedef struct config_t { |
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struct kref ref; |
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unsigned int state; |
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struct resource io[MAX_IO_WIN]; /* io ports */ |
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struct resource mem[MAX_WIN]; /* mem areas */ |
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} config_t; |
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struct cis_cache_entry { |
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struct list_head node; |
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unsigned int addr; |
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unsigned int len; |
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unsigned int attr; |
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unsigned char cache[]; |
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}; |
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struct pccard_resource_ops { |
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int (*validate_mem) (struct pcmcia_socket *s); |
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int (*find_io) (struct pcmcia_socket *s, |
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unsigned int attr, |
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unsigned int *base, |
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unsigned int num, |
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unsigned int align, |
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struct resource **parent); |
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struct resource* (*find_mem) (unsigned long base, unsigned long num, |
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unsigned long align, int low, |
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struct pcmcia_socket *s); |
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int (*init) (struct pcmcia_socket *s); |
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void (*exit) (struct pcmcia_socket *s); |
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}; |
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/* Flags in config state */ |
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#define CONFIG_LOCKED 0x01 |
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#define CONFIG_IRQ_REQ 0x02 |
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#define CONFIG_IO_REQ 0x04 |
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/* Flags in socket state */ |
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#define SOCKET_PRESENT 0x0008 |
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#define SOCKET_INUSE 0x0010 |
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#define SOCKET_IN_RESUME 0x0040 |
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#define SOCKET_SUSPEND 0x0080 |
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#define SOCKET_WIN_REQ(i) (0x0100<<(i)) |
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#define SOCKET_CARDBUS 0x8000 |
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#define SOCKET_CARDBUS_CONFIG 0x10000 |
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/* |
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* Stuff internal to module "pcmcia_rsrc": |
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*/ |
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extern int static_init(struct pcmcia_socket *s); |
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extern struct resource *pcmcia_make_resource(resource_size_t start, |
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resource_size_t end, |
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unsigned long flags, const char *name); |
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/* |
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* Stuff internal to module "pcmcia_core": |
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*/ |
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/* socket_sysfs.c */ |
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extern int pccard_sysfs_add_socket(struct device *dev); |
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extern void pccard_sysfs_remove_socket(struct device *dev); |
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/* cardbus.c */ |
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int cb_alloc(struct pcmcia_socket *s); |
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void cb_free(struct pcmcia_socket *s); |
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/* |
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* Stuff exported by module "pcmcia_core" to module "pcmcia" |
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*/ |
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struct pcmcia_callback{ |
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struct module *owner; |
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int (*add) (struct pcmcia_socket *s); |
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int (*remove) (struct pcmcia_socket *s); |
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void (*requery) (struct pcmcia_socket *s); |
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int (*validate) (struct pcmcia_socket *s, unsigned int *i); |
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int (*suspend) (struct pcmcia_socket *s); |
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int (*early_resume) (struct pcmcia_socket *s); |
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int (*resume) (struct pcmcia_socket *s); |
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}; |
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/* cs.c */ |
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extern struct rw_semaphore pcmcia_socket_list_rwsem; |
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extern struct list_head pcmcia_socket_list; |
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extern struct class pcmcia_socket_class; |
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int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c); |
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struct pcmcia_socket *pcmcia_get_socket_by_nr(unsigned int nr); |
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void pcmcia_parse_uevents(struct pcmcia_socket *socket, unsigned int events); |
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#define PCMCIA_UEVENT_EJECT 0x0001 |
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#define PCMCIA_UEVENT_INSERT 0x0002 |
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#define PCMCIA_UEVENT_SUSPEND 0x0004 |
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#define PCMCIA_UEVENT_RESUME 0x0008 |
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#define PCMCIA_UEVENT_REQUERY 0x0010 |
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struct pcmcia_socket *pcmcia_get_socket(struct pcmcia_socket *skt); |
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void pcmcia_put_socket(struct pcmcia_socket *skt); |
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/* |
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* Stuff internal to module "pcmcia". |
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*/ |
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/* ds.c */ |
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extern struct bus_type pcmcia_bus_type; |
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struct pcmcia_device; |
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/* pcmcia_resource.c */ |
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extern int pcmcia_release_configuration(struct pcmcia_device *p_dev); |
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extern int pcmcia_validate_mem(struct pcmcia_socket *s); |
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extern struct resource *pcmcia_find_mem_region(u_long base, |
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u_long num, |
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u_long align, |
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int low, |
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struct pcmcia_socket *s); |
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void pcmcia_cleanup_irq(struct pcmcia_socket *s); |
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int pcmcia_setup_irq(struct pcmcia_device *p_dev); |
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/* cistpl.c */ |
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extern const struct bin_attribute pccard_cis_attr; |
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int pcmcia_read_cis_mem(struct pcmcia_socket *s, int attr, |
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u_int addr, u_int len, void *ptr); |
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int pcmcia_write_cis_mem(struct pcmcia_socket *s, int attr, |
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u_int addr, u_int len, void *ptr); |
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void release_cis_mem(struct pcmcia_socket *s); |
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void destroy_cis_cache(struct pcmcia_socket *s); |
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int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function, |
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cisdata_t code, void *parse); |
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int pcmcia_replace_cis(struct pcmcia_socket *s, |
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const u8 *data, const size_t len); |
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int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *count); |
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int verify_cis_cache(struct pcmcia_socket *s); |
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int pccard_get_first_tuple(struct pcmcia_socket *s, unsigned int function, |
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tuple_t *tuple); |
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int pccard_get_next_tuple(struct pcmcia_socket *s, unsigned int function, |
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tuple_t *tuple); |
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int pccard_get_tuple_data(struct pcmcia_socket *s, tuple_t *tuple); |
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#endif /* _LINUX_CS_INTERNAL_H */
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